diff --git a/HACKING.rst b/HACKING.rst
index 8e896cbcc..cbf104189 100644
--- a/HACKING.rst
+++ b/HACKING.rst
@@ -1,5 +1,5 @@
 neutron-lib Style Commandments
-===============================================
+==============================
 
 - Step 1: Read the OpenStack Style Commandments
   http://docs.openstack.org/developer/hacking/